<?php
/////////////////////////////////////////////////////////////////
/// getID3() by James Heinrich <info@getid3.org>               //
//  available at http://getid3.sourceforge.net                 //
//            or http://www.getid3.org                         //
/////////////////////////////////////////////////////////////////
// See readme.txt for more details                             //
/////////////////////////////////////////////////////////////////
///                                                            //
// write.php                                                   //
// module for writing tags (APEv2, ID3v1, ID3v2)               //
// dependencies: getid3.lib.php                                //
//               write.apetag.php (optional)                   //
//               write.id3v1.php (optional)                    //
//               write.id3v2.php (optional)                    //
//               write.vorbiscomment.php (optional)            //
//               write.metaflac.php (optional)                 //
//               write.lyrics3.php (optional)                  //
//                                                            ///
/////////////////////////////////////////////////////////////////

if (!defined('GETID3_INCLUDEPATH')) {
    die('getid3.php MUST be included before calling getid3_writetags');
}
if (!include_once(GETID3_INCLUDEPATH.'getid3.lib.php')) {
    die('write.php depends on getid3.lib.php, which is missing.');
}


// NOTES:
//
// You should pass data here with standard field names as follows:
// * TITLE
// * ARTIST
// * ALBUM
// * TRACKNUMBER
// * COMMENT
// * GENRE
// * YEAR
// * ATTACHED_PICTURE (ID3v2 only)
//
// http://www.personal.uni-jena.de/~pfk/mpp/sv8/apekey.html
// The APEv2 Tag Items Keys definition says "TRACK" is correct but foobar2000 uses "TRACKNUMBER" instead
// Pass data here as "TRACKNUMBER" for compatability with all formats


class getid3_writetags
{
    // public
    var $filename;                            // absolute filename of file to write tags to
    var $tagformats         = array ();        // array of tag formats to write ('id3v1', 'id3v2.2', 'id2v2.3', 'id3v2.4', 'ape', 'vorbiscomment', 'metaflac', 'real')
    var $tag_data           = array (array()); // 2-dimensional array of tag data (ex: $data['ARTIST'][0] = 'Elvis')
    var $tag_encoding       = 'ISO-8859-1';   // text encoding used for tag data ('ISO-8859-1', 'UTF-8', 'UTF-16', 'UTF-16LE', 'UTF-16BE', )
    var $overwrite_tags     = true;           // if true will erase existing tag data and write only passed data; if false will merge passed data with existing tag data
    var $remove_other_tags  = false;          // if true will erase remove all existing tags and only write those passed in $tagformats; if false will ignore any tags not mentioned in $tagformats

    var $id3v2_tag_language = 'eng';          // ISO-639-2 3-character language code needed for some ID3v2 frames (http://www.id3.org/iso639-2.html)
    var $id3v2_paddedlength = 4096;           // minimum length of ID3v2 tags (will be padded to this length if tag data is shorter)

    var $warnings           = array ();        // any non-critical errors will be stored here
    var $errors             = array ();        // any critical errors will be stored here

    // private
    var $getid3->info; // analysis of file before writing

    public static function getid3_writetags() {
        return true;
    }


    public static function WriteTags() {

        if (empty($this->filename)) {
            $this->errors[] = 'filename is undefined in getid3_writetags';
            return false;
        } elseif (!file_exists($this->filename)) {
            $this->errors[] = 'filename set to non-existant file "'.$this->filename.'" in getid3_writetags';
            return false;
        }

        if (!is_array($this->tagformats)) {
            $this->errors[] = 'tagformats must be an array in getid3_writetags';
            return false;
        }

        if (filesize($this->filename) == 0) {

            // empty file special case - allow any tag format, don't check existing format
            // could be useful if you want to generate tag data for a non-existant file
            $this->ThisFileInfo = array ('fileformat'=>'');
            $AllowedTagFormats = array ('id3v1', 'id3v2.2', 'id3v2.3', 'id3v2.4', 'ape', 'lyrics3');

        } else {

            $getID3 = new getID3;
            $getID3->encoding = $this->tag_encoding;
            $this->ThisFileInfo = $getID3->analyze($this->filename);

            // check for what file types are allowed on this fileformat
            switch (@$this->ThisFileInfo['fileformat']) {
                case 'mp3':
                case 'mp2':
                case 'mp1':
                    $AllowedTagFormats = array ('id3v1', 'id3v2.2', 'id3v2.3', 'id3v2.4', 'ape', 'lyrics3');
                    break;

                case 'mpc':
                    $AllowedTagFormats = array ('ape');
                    break;

                case 'flac':
                    $AllowedTagFormats = array ('metaflac');
                    break;

                case 'real':
                    $AllowedTagFormats = array ('real');
                    break;

                case 'ogg':
                    switch (@$this->ThisFileInfo['audio']['dataformat']) {
                        case 'flac':
                            //$AllowedTagFormats = array ('metaflac');
                            $this->errors[] = 'metaflac is not (yet) compatible with OggFLAC files';
                            return false;
                            break;
                        case 'vorbis':
                            $AllowedTagFormats = array ('vorbiscomment');
                            break;
                        default:
                            $this->errors[] = 'metaflac is not (yet) compatible with Ogg files other than OggVorbis';
                            return false;
                            break;
                    }
                    break;

                default:
                    $AllowedTagFormats = array ();
                    break;
            }
            foreach ($this->tagformats as $requested_tag_format) {
                if (!in_array($requested_tag_format, $AllowedTagFormats)) {
                    $errormessage = 'Tag format "'.$requested_tag_format.'" is not allowed on "'.@$this->ThisFileInfo['fileformat'];
                    if (@$this->ThisFileInfo['fileformat'] != @$this->ThisFileInfo['audio']['dataformat']) {
                        $errormessage .= '.'.@$this->ThisFileInfo['audio']['dataformat'];
                    }
                    $errormessage .= '" files';
                    $this->errors[] = $errormessage;
                    return false;
                }
            }

            // List of other tag formats, removed if requested
            $TagFormatsToRemove = array ();
            if ($this->remove_other_tags) {
                foreach ($AllowedTagFormats as $AllowedTagFormat) {
                    switch ($AllowedTagFormat) {
                        case 'id3v2.2':
                        case 'id3v2.3':
                        case 'id3v2.4':
                            if (!in_array('id3v2', $TagFormatsToRemove) && !in_array('id3v2.2', $this->tagformats) && !in_array('id3v2.3', $this->tagformats) && !in_array('id3v2.4', $this->tagformats)) {
                                $TagFormatsToRemove[] = 'id3v2';
                            }
                            break;

                        default:
                            if (!in_array($AllowedTagFormat, $this->tagformats)) {
                                $TagFormatsToRemove[] = $AllowedTagFormat;
                            }
                            break;
                    }
                }
            }
        }

        $WritingFilesToInclude = array_merge($this->tagformats, $TagFormatsToRemove);

        // Check for required include files and include them
        foreach ($WritingFilesToInclude as $tagformat) {
            switch ($tagformat) {
                case 'ape':
                    $GETID3_ERRORARRAY = &$this->errors;
                    if (!getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'write.apetag.php', __FILE__, false)) {
                        return false;
                    }
                    break;

                case 'id3v1':
                case 'lyrics3':
                case 'vorbiscomment':
                case 'metaflac':
                case 'real':
                    $GETID3_ERRORARRAY = &$this->errors;
                    if (!getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'write.'.$tagformat.'.php', __FILE__, false)) {
                        return false;
                    }
                    break;

                case 'id3v2.2':
                case 'id3v2.3':
                case 'id3v2.4':
                case 'id3v2':
                    $GETID3_ERRORARRAY = &$this->errors;
                    if (!getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'write.id3v2.php', __FILE__, false)) {
                        return false;
                    }
                    break;

                default:
                    $this->errors[] = 'unknown tag format "'.$tagformat.'" in $tagformats in WriteTags()';
                    return false;
                    break;
            }

        }

        // Validation of supplied data
        if (!is_array($this->tag_data)) {
            $this->errors[] = '$tag_data is not an array in WriteTags()';
            return false;
        }
        // convert supplied data array keys to upper case, if they're not already
        foreach ($this->tag_data as $tag_key => $tag_array) {
            if (strtoupper($tag_key) !== $tag_key) {
                $this->tag_data[strtoupper($tag_key)] = $this->tag_data[$tag_key];
                unset($this->tag_data[$tag_key]);
            }
        }
        // convert source data array keys to upper case, if they're not already
        if (!empty($this->ThisFileInfo['tags'])) {
            foreach ($this->ThisFileInfo['tags'] as $tag_format => $tag_data_array) {
                foreach ($tag_data_array as $tag_key => $tag_array) {
                    if (strtoupper($tag_key) !== $tag_key) {
                        $this->ThisFileInfo['tags'][$tag_format][strtoupper($tag_key)] = $this->ThisFileInfo['tags'][$tag_format][$tag_key];
                        unset($this->ThisFileInfo['tags'][$tag_format][$tag_key]);
                    }
                }
            }
        }

        // Convert "TRACK" to "TRACKNUMBER" (if needed) for compatability with all formats
        if (isset($this->tag_data['TRACK']) && !isset($this->tag_data['TRACKNUMBER'])) {
            $this->tag_data['TRACKNUMBER'] = $this->tag_data['TRACK'];
            unset($this->tag_data['TRACK']);
        }

        // Remove all other tag formats, if requested
        if ($this->remove_other_tags) {
            $this->DeleteTags($TagFormatsToRemove);
        }

        // Write data for each tag format
        foreach ($this->tagformats as $tagformat) {
            $success = false; // overridden if tag writing is successful
            switch ($tagformat) {
                case 'ape':
                    $ape_writer = new getid3_write_apetag;
                    if (($ape_writer->tag_data = $this->FormatDataForAPE()) !== false) {
                        $ape_writer->filename = $this->filename;
                        if (($success = $ape_writer->WriteAPEtag()) === false) {
                            $this->errors[] = 'WriteAPEtag() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $ape_writer->errors)).'</LI></UL></PRE>';
                        }
                    } else {
                        $this->errors[] = 'FormatDataForAPE() failed';
                    }
                    break;

                case 'id3v1':
                    $id3v1_writer = new getid3_write_id3v1;
                    if (($id3v1_writer->tag_data = $this->FormatDataForID3v1()) !== false) {
                        $id3v1_writer->filename = $this->filename;
                        if (($success = $id3v1_writer->WriteID3v1()) === false) {
                            $this->errors[] = 'WriteID3v1() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $id3v1_writer->errors)).'</LI></UL></PRE>';
                        }
                    } else {
                        $this->errors[] = 'FormatDataForID3v1() failed';
                    }
                    break;

                case 'id3v2.2':
                case 'id3v2.3':
                case 'id3v2.4':
                    $id3v2_writer = new getid3_write_id3v2;
                    $id3v2_writer->majorversion = (int)substr($tagformat, -1);
                    $id3v2_writer->paddedlength = $this->id3v2_paddedlength;
                    if (($id3v2_writer->tag_data = $this->FormatDataForID3v2($id3v2_writer->majorversion)) !== false) {
                        $id3v2_writer->filename = $this->filename;
                        if (($success = $id3v2_writer->WriteID3v2()) === false) {
                            $this->errors[] = 'WriteID3v2() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $id3v2_writer->errors)).'</LI></UL></PRE>';
                        }
                    } else {
                        $this->errors[] = 'FormatDataForID3v2() failed';
                    }
                    break;

                case 'vorbiscomment':
                    $vorbiscomment_writer = new getid3_write_vorbiscomment;
                    if (($vorbiscomment_writer->tag_data = $this->FormatDataForVorbisComment()) !== false) {
                        $vorbiscomment_writer->filename = $this->filename;
                        if (($success = $vorbiscomment_writer->WriteVorbisComment()) === false) {
                            $this->errors[] = 'WriteVorbisComment() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $vorbiscomment_writer->errors)).'</LI></UL></PRE>';
                        }
                    } else {
                        $this->errors[] = 'WriteVorbisComment() failed';
                    }
                    break;

                case 'metaflac':
                    $metaflac_writer = new getid3_write_metaflac;
                    if (($metaflac_writer->tag_data = $this->FormatDataForMetaFLAC()) !== false) {
                        $metaflac_writer->filename = $this->filename;
                        if (($success = $metaflac_writer->WriteMetaFLAC()) === false) {
                            $this->errors[] = 'WriteMetaFLAC() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $metaflac_writer->errors)).'</LI></UL></PRE>';
                        }
                    } else {
                        $this->errors[] = 'FormatDataForMetaFLAC() failed';
                    }
                    break;

                case 'real':
                    $real_writer = new getid3_write_real;
                    if (($real_writer->tag_data = $this->FormatDataForReal()) !== false) {
                        $real_writer->filename = $this->filename;
                        if (($success = $real_writer->WriteReal()) === false) {
                            $this->errors[] = 'WriteReal() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $real_writer->errors)).'</LI></UL></PRE>';
                        }
                    } else {
                        $this->errors[] = 'FormatDataForReal() failed';
                    }
                    break;

                default:
                    $this->errors[] = 'Invalid tag format to write: "'.$tagformat.'"';
                    return false;
                    break;
            }
            if (!$success) {
                return false;
            }
        }
        return true;

    }


    public static function DeleteTags($TagFormatsToDelete) {
        foreach ($TagFormatsToDelete as $DeleteTagFormat) {
            $success = false; // overridden if tag deletion is successful
            switch ($DeleteTagFormat) {
                case 'id3v1':
                    $id3v1_writer = new getid3_write_id3v1;
                    $id3v1_writer->filename = $this->filename;
                    if (($success = $id3v1_writer->RemoveID3v1()) === false) {
                        $this->errors[] = 'RemoveID3v1() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $id3v1_writer->errors)).'</LI></UL></PRE>';
                    }
                    break;

                case 'id3v2':
                    $id3v2_writer = new getid3_write_id3v2;
                    $id3v2_writer->filename = $this->filename;
                    if (($success = $id3v2_writer->RemoveID3v2()) === false) {
                        $this->errors[] = 'RemoveID3v2() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $id3v2_writer->errors)).'</LI></UL></PRE>';
                    }
                    break;

                case 'ape':
                    $ape_writer = new getid3_write_apetag;
                    $ape_writer->filename = $this->filename;
                    if (($success = $ape_writer->DeleteAPEtag()) === false) {
                        $this->errors[] = 'DeleteAPEtag() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $ape_writer->errors)).'</LI></UL></PRE>';
                    }
                    break;

                case 'vorbiscomment':
                    $vorbiscomment_writer = new getid3_write_vorbiscomment;
                    $vorbiscomment_writer->filename = $this->filename;
                    if (($success = $vorbiscomment_writer->DeleteVorbisComment()) === false) {
                        $this->errors[] = 'DeleteVorbisComment() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $vorbiscomment_writer->errors)).'</LI></UL></PRE>';
                    }
                    break;

                case 'metaflac':
                    $metaflac_writer = new getid3_write_metaflac;
                    $metaflac_writer->filename = $this->filename;
                    if (($success = $metaflac_writer->DeleteMetaFLAC()) === false) {
                        $this->errors[] = 'DeleteMetaFLAC() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $metaflac_writer->errors)).'</LI></UL></PRE>';
                    }
                    break;

                case 'lyrics3':
                    $lyrics3_writer = new getid3_write_lyrics3;
                    $lyrics3_writer->filename = $this->filename;
                    if (($success = $lyrics3_writer->DeleteLyrics3()) === false) {
                        $this->errors[] = 'DeleteLyrics3() failed with message(s):<PRE><UL><LI>'.trim(implode('</LI><LI>', $lyrics3_writer->errors)).'</LI></UL></PRE>';
                    }
                    break;

                default:
                    $this->errors[] = 'Invalid tag format to delete: "'.$tagformat.'"';
                    return false;
                    break;
            }
            if (!$success) {
                return false;
            }
        }
        return true;
    }


    public static function MergeExistingTagData($TagFormat, &$tag_data) {
        // Merge supplied data with existing data, if requested
        if ($this->overwrite_tags) {
            // do nothing - ignore previous data
        } else {
            if (!isset($this->ThisFileInfo['tags'][$TagFormat])) {
                return false;
            }
            $tag_data = array_merge_recursive($tag_data, $this->ThisFileInfo['tags'][$TagFormat]);
        }
        return true;
    }

    public static function FormatDataForAPE() {
        $ape_tag_data = array ();
        foreach ($this->tag_data as $tag_key => $valuearray) {
            switch ($tag_key) {
                case 'ATTACHED_PICTURE':
                    // ATTACHED_PICTURE is ID3v2 only - ignore
                    $this->warnings[] = '$data['.$tag_key.'] is assumed to be ID3v2 APIC data - NOT written to APE tag';
                    break;

                default:
                    foreach ($valuearray as $key => $value) {
                        if (is_string($value) || is_numeric($value)) {
                            $ape_tag_data[$tag_key][$key] = $getid3->iconv($this->tag_encoding, 'UTF-8', $value);
                        } else {
                            $this->warnings[] = '$data['.$tag_key.']['.$key.'] is not a string value - all of $data['.$tag_key.'] NOT written to APE tag';
                            unset($ape_tag_data[$tag_key]);
                            break;
                        }
                    }
                    break;
            }
        }
        $this->MergeExistingTagData('ape', $ape_tag_data);
        return $ape_tag_data;
    }


    public static function FormatDataForID3v1() {
        $tag_data_id3v1['genreid'] = 255;
        if (!empty($this->tag_data['GENRE'])) {
            foreach ($this->tag_data['GENRE'] as $key => $value) {
                if (getid3_id3v1::LookupGenreID($value) !== false) {
                    $tag_data_id3v1['genreid'] = getid3_id3v1::LookupGenreID($value);
                    break;
                }
            }
        }

        $tag_data_id3v1['title']   = $getid3->iconv($this->tag_encoding, 'ISO-8859-1', @implode(' ', @$this->tag_data['TITLE']));
        $tag_data_id3v1['artist']  = $getid3->iconv($this->tag_encoding, 'ISO-8859-1', @implode(' ', @$this->tag_data['ARTIST']));
        $tag_data_id3v1['album']   = $getid3->iconv($this->tag_encoding, 'ISO-8859-1', @implode(' ', @$this->tag_data['ALBUM']));
        $tag_data_id3v1['year']    = $getid3->iconv($this->tag_encoding, 'ISO-8859-1', @implode(' ', @$this->tag_data['YEAR']));
        $tag_data_id3v1['comment'] = $getid3->iconv($this->tag_encoding, 'ISO-8859-1', @implode(' ', @$this->tag_data['COMMENT']));

        $tag_data_id3v1['track']   = intval($getid3->iconv($this->tag_encoding, 'ISO-8859-1', @implode(' ', @$this->tag_data['TRACKNUMBER'])));
        if ($tag_data_id3v1['track'] <= 0) {
            $tag_data_id3v1['track'] = '';
        }

        $this->MergeExistingTagData('id3v1', $tag_data_id3v1);
        return $tag_data_id3v1;
    }

    public static function FormatDataForID3v2($id3v2_majorversion) {
        $tag_data_id3v2 = array ();

        $ID3v2_text_encoding_lookup[2] = array ('ISO-8859-1'=>0, 'UTF-16'=>1);
        $ID3v2_text_encoding_lookup[3] = array ('ISO-8859-1'=>0, 'UTF-16'=>1);
        $ID3v2_text_encoding_lookup[4] = array ('ISO-8859-1'=>0, 'UTF-16'=>1, 'UTF-16BE'=>2, 'UTF-8'=>3);
        foreach ($this->tag_data as $tag_key => $valuearray) {
            $ID3v2_framename = getid3_write_id3v2::ID3v2ShortFrameNameLookup($id3v2_majorversion, $tag_key);
            switch ($ID3v2_framename) {
                case 'APIC':
                    foreach ($valuearray as $key => $apic_data_array) {
                        if (isset($apic_data_array['data']) &&
                            isset($apic_data_array['picturetypeid']) &&
                            isset($apic_data_array['description']) &&
                            isset($apic_data_array['mime'])) {
                                $tag_data_id3v2['APIC'][] = $apic_data_array;
                        } else {
                            $this->errors[] = 'ID3v2 APIC data is not properly structured';
                            return false;
                        }
                    }
                    break;

                case '':
                    $this->errors[] = 'ID3v2: Skipping "'.$tag_key.'" because cannot match it to a known ID3v2 frame type';
                    // some other data type, don't know how to handle it, ignore it
                    break;

                default:
                    // most other (text) frames can be copied over as-is
                    foreach ($valuearray as $key => $value) {
                        if (isset($ID3v2_text_encoding_lookup[$id3v2_majorversion][$this->tag_encoding])) {
                            // source encoding is valid in ID3v2 - use it with no conversion
                            $tag_data_id3v2[$ID3v2_framename][$key]['encodingid'] = $ID3v2_text_encoding_lookup[$id3v2_majorversion][$this->tag_encoding];
                            $tag_data_id3v2[$ID3v2_framename][$key]['data']       = $value;
                        } else {
                            // source encoding is NOT valid in ID3v2 - convert it to an ID3v2-valid encoding first
                            if ($id3v2_majorversion < 4) {
                                // convert data from other encoding to UTF-16
                                $tag_data_id3v2[$ID3v2_framename][$key]['encodingid'] = 1;
                                $tag_data_id3v2[$ID3v2_framename][$key]['data']       = $getid3->iconv($this->tag_encoding, 'UTF-16', $value);
                            } else {
                                // convert data from other encoding to UTF-8
                                $tag_data_id3v2[$ID3v2_framename][$key]['encodingid'] = 3;
                                $tag_data_id3v2[$ID3v2_framename][$key]['data']       = $getid3->iconv($this->tag_encoding, 'UTF-8', $value);
                            }
                        }

                        // These values are not needed for all frame types, but if they're not used no matter
                        $tag_data_id3v2[$ID3v2_framename][$key]['description'] = '';
                        $tag_data_id3v2[$ID3v2_framename][$key]['language']    = $this->id3v2_tag_language;
                    }
                    break;
            }
        }
        $this->MergeExistingTagData('id3v2', $tag_data_id3v2);
        return $tag_data_id3v2;
    }

    public static function FormatDataForVorbisComment() {
        $tag_data_vorbiscomment = $this->tag_data;

        // check for multi-line comment values - split out to multiple comments if neccesary
        // and convert data to UTF-8 strings
        foreach ($tag_data_vorbiscomment as $tag_key => $valuearray) {
            foreach ($valuearray as $key => $value) {
                str_replace("\r", "\n", $value);
                if (strstr($value, "\n")) {
                    unset($tag_data_vorbiscomment[$tag_key][$key]);
                    $multilineexploded = explode("\n", $value);
                    foreach ($multilineexploded as $newcomment) {
                        if (strlen(trim($newcomment)) > 0) {
                            $tag_data_vorbiscomment[$tag_key][] = $getid3->iconv($this->tag_encoding, 'UTF-8', $newcomment);
                        }
                    }
                } elseif (is_string($value) || is_numeric($value)) {
                    $tag_data_vorbiscomment[$tag_key][$key] = $getid3->iconv($this->tag_encoding, 'UTF-8', $value);
                } else {
                    $this->warnings[] = '$data['.$tag_key.']['.$key.'] is not a string value - all of $data['.$tag_key.'] NOT written to VorbisComment tag';
                    unset($tag_data_vorbiscomment[$tag_key]);
                    break;
                }
            }
        }
        $this->MergeExistingTagData('vorbiscomment', $tag_data_vorbiscomment);
        return $tag_data_vorbiscomment;
    }

    public static function FormatDataForMetaFLAC() {
        // FLAC & OggFLAC use VorbisComments same as OggVorbis
        // but require metaflac to do the writing rather than vorbiscomment
        return $this->FormatDataForVorbisComment();
    }

    public static function FormatDataForReal() {
        $tag_data_real['title']     = $getid3->iconv($this->tag_encoding, 'ISO-8859-1', @implode(' ', @$this->tag_data['TITLE']));
        $tag_data_real['artist']    = $getid3->iconv($this->tag_encoding, 'ISO-8859-1', @implode(' ', @$this->tag_data['ARTIST']));
        $tag_data_real['copyright'] = $getid3->iconv($this->tag_encoding, 'ISO-8859-1', @implode(' ', @$this->tag_data['COPYRIGHT']));
        $tag_data_real['comment']   = $getid3->iconv($this->tag_encoding, 'ISO-8859-1', @implode(' ', @$this->tag_data['COMMENT']));

        $this->MergeExistingTagData('real', $tag_data_real);
        return $tag_data_real;
    }

}

?>